Answer:
CTTS Cost and Time Tracking System
CTTS Certified Tobacco Treatment Specialist
CTTS Circle Takes The Square (band)
CTTS Cute Things They Say
CTTS Comparative Technology Transfer and Society
CTTS Combating Terrorism Technology Support (US DoD program)
CTTS Cooperation Trust Tracking System
CTTS Common Trouble Ticket System
CTTS Centre de Echnologie des Transports de Surface
CTTS Close Transition Transfer Switch (power management)
